Mainframe Developer

Citigroup
📍 Chennai, India, India 💼 Full-time 🕒 Posted June 14, 2026

Job Description

**Role Summary**

We are seeking a talented and motivated Mainframe Developer with 2.5 to 4 years of professional experience to join our dynamic team. The ideal candidate will be responsible for designing, developing, testing, and maintaining critical applications on our mainframe systems. This role requires a strong understanding of mainframe technologies, programming languages, and a commitment to delivering high-quality, efficient solutions.

**Key Responsibilities**

+ **Application Development:** Design, code, and implement new applications or enhancements to existing mainframe systems using COBOL, JCL, DB2, and CICS.
+ **System Maintenance:** Perform routine maintenance, debugging, and troubleshooting of mainframe applications to ensure optimal performance and reliability.
+ **Performance Tuning:** Optimize mainframe applications for performance, efficiency, and scalability.
+ **Testing:** Develop and execute unit, integration, and system ...

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Job Details

  • Location Chennai, India
  • Job Type Full-time
  • Category other-general
  • Posted Date June 14, 2026
  • Application Deadline June 20, 2026